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authorJoel Sherrill <joel.sherrill@OARcorp.com>2008-09-20 21:39:53 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2008-09-20 21:39:53 +0000
commitf044f9c20ebf47b07d877ca8f7a11977e7f34dc9 (patch)
treeef02488299b57156b9beb03e81a2b306ad54d477 /c/src/lib/libbsp
parent2008-09-20 Joel Sherrill <joel.sherrill@oarcorp.com> (diff)
downloadrtems-f044f9c20ebf47b07d877ca8f7a11977e7f34dc9.tar.bz2
2008-09-20 Joel Sherrill <joel.sherrill@oarcorp.com>
* Makefile.am, include/bsp.h, start/start.S, startup/bspstart.c, startup/cpuinit.c: Use top level shared bsp_get_work_area() implementation. Augment it to know about U-Boot. * startup/bspgetworkarea.c: Removed.
Diffstat (limited to 'c/src/lib/libbsp')
-rw-r--r--c/src/lib/libbsp/powerpc/gen83xx/ChangeLog7
-rw-r--r--c/src/lib/libbsp/powerpc/gen83xx/Makefile.am2
-rw-r--r--c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h3
-rw-r--r--c/src/lib/libbsp/powerpc/gen83xx/start/start.S8
-rw-r--r--c/src/lib/libbsp/powerpc/gen83xx/startup/bspgetworkarea.c55
-rw-r--r--c/src/lib/libbsp/powerpc/gen83xx/startup/bspstart.c8
-rw-r--r--c/src/lib/libbsp/powerpc/gen83xx/startup/cpuinit.c18
7 files changed, 26 insertions, 75 deletions
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/ChangeLog b/c/src/lib/libbsp/powerpc/gen83xx/ChangeLog
index 71fb4abf5b..20d699c403 100644
--- a/c/src/lib/libbsp/powerpc/gen83xx/ChangeLog
+++ b/c/src/lib/libbsp/powerpc/gen83xx/ChangeLog
@@ -1,3 +1,10 @@
+2008-09-20 Joel Sherrill <joel.sherrill@oarcorp.com>
+
+ * Makefile.am, include/bsp.h, start/start.S, startup/bspstart.c,
+ startup/cpuinit.c: Use top level shared bsp_get_work_area()
+ implementation. Augment it to know about U-Boot.
+ * startup/bspgetworkarea.c: Removed.
+
2008-09-18 Joel Sherrill <joel.sherrill@oarcorp.com>
* include/bsp.h: Remove unnecessary boilerplate comments.
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/Makefile.am b/c/src/lib/libbsp/powerpc/gen83xx/Makefile.am
index 7f222abd1e..d3a26810ca 100644
--- a/c/src/lib/libbsp/powerpc/gen83xx/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/gen83xx/Makefile.am
@@ -54,7 +54,7 @@ startup_SOURCES = ../../shared/bsplibc.c \
startup/cpuinit.c \
startup/bspstart.c \
startup/bspclean.c \
- startup/bspgetworkarea.c \
+ ../../shared/bspgetworkarea.c \
startup/uboot_support.c \
../shared/uboot_getenv.c
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h b/c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h
index 57cb9cef6b..dc91c8fbb0 100644
--- a/c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h
+++ b/c/src/lib/libbsp/powerpc/gen83xx/include/bsp.h
@@ -93,8 +93,7 @@ extern "C" {
#include <bsp/u-boot.h>
-extern bd_t mpc83xx_uboot_board_info;
-
+extern bd_t bsp_uboot_board_info;
extern const size_t mpc83xx_uboot_board_info_size;
#endif /* HAS_UBOOT */
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/start/start.S b/c/src/lib/libbsp/powerpc/gen83xx/start/start.S
index e4bc691b42..86a9c33b51 100644
--- a/c/src/lib/libbsp/powerpc/gen83xx/start/start.S
+++ b/c/src/lib/libbsp/powerpc/gen83xx/start/start.S
@@ -59,8 +59,8 @@ start:
#ifdef HAS_UBOOT
-.extern mpc83xx_uboot_board_info
-.extern mpc83xx_uboot_board_info_size
+.extern bsp_uboot_board_info
+.extern bsp_uboot_board_info_size
/* Reset time base */
li r0, 0
@@ -68,8 +68,8 @@ start:
mtspr TBWL, r0
/* Copy board info */
- LA r6, mpc83xx_uboot_board_info
- LW r5, mpc83xx_uboot_board_info_size
+ LA r6, bsp_uboot_board_info
+ LW r5, bsp_uboot_board_info_size
mtctr r5
copy_uboot_board_info:
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/startup/bspgetworkarea.c b/c/src/lib/libbsp/powerpc/gen83xx/startup/bspgetworkarea.c
deleted file mode 100644
index 70062dcc84..0000000000
--- a/c/src/lib/libbsp/powerpc/gen83xx/startup/bspgetworkarea.c
+++ /dev/null
@@ -1,55 +0,0 @@
-/**
- * @file
- *
- * @ingroup mpc83xx
- *
- * @brief Source for BSP startup code.
- */
-
-/*
- * Copyright (c) 2008
- * Embedded Brains GmbH
- * Obere Lagerstr. 30
- * D-82178 Puchheim
- * Germany
- * rtems@embedded-brains.de
- *
- * The license and distribution terms for this file may be found in the file
- * LICENSE in this distribution or at http://www.rtems.com/license/LICENSE.
- *
- * $Id$
- */
-
-#include <bsp.h>
-#include <bsp/bootcard.h>
-
-/*
- * These are provided by the linkcmds for ALL of the BSPs which use this file.
- */
-extern char RamBase[];
-extern char WorkAreaBase[];
-extern char HeapSize[];
-extern char RamSize[];
-
-#ifdef HAS_UBOOT
- extern bd_t mpc83xx_uboot_board_info;
-#endif /* HAS_UBOOT */
-
-void bsp_get_work_area(
- void **work_area_start,
- size_t *work_area_size,
- void **heap_start,
- size_t *heap_size)
-{
- #ifdef HAS_UBOOT
- char *ram_end = (char *) mpc83xx_uboot_board_info.bi_memstart +
- mpc83xx_uboot_board_info.bi_memsize;
- #else /* HAS_UBOOT */
- char *ram_end = RamBase + (uintptr_t)RamSize;
- #endif /* HAS_UBOOT */
-
- *work_area_start = bsp_work_area_start;
- *work_area_size = ram_end - bsp_work_area_start;
- *heap_start = BSP_BOOTCARD_HEAP_USES_WORK_AREA;
- *heap_size = HeapSize;
-}
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/startup/bspstart.c b/c/src/lib/libbsp/powerpc/gen83xx/startup/bspstart.c
index 46ef22ac75..ae4564c6cc 100644
--- a/c/src/lib/libbsp/powerpc/gen83xx/startup/bspstart.c
+++ b/c/src/lib/libbsp/powerpc/gen83xx/startup/bspstart.c
@@ -34,10 +34,10 @@
* We want this in the data section, because the startup code clears the BSS
* section after the initialization of the board info.
*/
-bd_t mpc83xx_uboot_board_info = { .bi_baudrate = 123 };
+bd_t bsp_uboot_board_info = { .bi_baudrate = 123 };
/* Size in words */
-const size_t mpc83xx_uboot_board_info_size = (sizeof( bd_t) + 3) / 4;
+const size_t bsp_uboot_board_info_size = (sizeof( bd_t) + 3) / 4;
#endif /* HAS_UBOOT */
@@ -122,8 +122,8 @@ void bsp_start( void)
/* Initialize some device driver parameters */
#ifdef HAS_UBOOT
- BSP_bus_frequency = mpc83xx_uboot_board_info.bi_busfreq;
- bsp_clicks_per_usec = mpc83xx_uboot_board_info.bi_busfreq / 4000000;
+ BSP_bus_frequency = bsp_uboot_board_info.bi_busfreq;
+ bsp_clicks_per_usec = bsp_uboot_board_info.bi_busfreq / 4000000;
#else /* HAS_UBOOT */
BSP_bus_frequency = BSP_CLKIN_FRQ * BSP_SYSPLL_MF / BSP_SYSPLL_CKID;
bsp_clicks_per_usec = BSP_bus_frequency / 1000000;
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/startup/cpuinit.c b/c/src/lib/libbsp/powerpc/gen83xx/startup/cpuinit.c
index ff75a34adc..6cfa7fc02b 100644
--- a/c/src/lib/libbsp/powerpc/gen83xx/startup/cpuinit.c
+++ b/c/src/lib/libbsp/powerpc/gen83xx/startup/cpuinit.c
@@ -167,8 +167,8 @@ void cpu_init( void)
calc_dbat_regvals(
&ibat,
#ifdef HAS_UBOOT
- mpc83xx_uboot_board_info.bi_memstart,
- mpc83xx_uboot_board_info.bi_memsize,
+ bsp_uboot_board_info.bi_memstart,
+ bsp_uboot_board_info.bi_memsize,
#else /* HAS_UBOOT */
(uint32_t) bsp_ram_start,
(uint32_t) bsp_ram_size,
@@ -184,8 +184,8 @@ void cpu_init( void)
calc_dbat_regvals(
&ibat,
#ifdef HAS_UBOOT
- mpc83xx_uboot_board_info.bi_flashstart,
- mpc83xx_uboot_board_info.bi_flashsize,
+ bsp_uboot_board_info.bi_flashstart,
+ bsp_uboot_board_info.bi_flashsize,
#else /* HAS_UBOOT */
(uint32_t) bsp_rom_start,
(uint32_t) bsp_rom_size,
@@ -212,8 +212,8 @@ void cpu_init( void)
calc_dbat_regvals(
&dbat,
#ifdef HAS_UBOOT
- mpc83xx_uboot_board_info.bi_memstart,
- mpc83xx_uboot_board_info.bi_memsize,
+ bsp_uboot_board_info.bi_memstart,
+ bsp_uboot_board_info.bi_memsize,
#else /* HAS_UBOOT */
(uint32_t) bsp_ram_start,
(uint32_t) bsp_ram_size,
@@ -229,8 +229,8 @@ void cpu_init( void)
calc_dbat_regvals(
&dbat,
#ifdef HAS_UBOOT
- mpc83xx_uboot_board_info.bi_flashstart,
- mpc83xx_uboot_board_info.bi_flashsize,
+ bsp_uboot_board_info.bi_flashstart,
+ bsp_uboot_board_info.bi_flashsize,
#else /* HAS_UBOOT */
(uint32_t) bsp_rom_start,
(uint32_t) bsp_rom_size,
@@ -246,7 +246,7 @@ void cpu_init( void)
calc_dbat_regvals(
&dbat,
#ifdef HAS_UBOOT
- mpc83xx_uboot_board_info.bi_immrbar,
+ bsp_uboot_board_info.bi_immrbar,
#else /* HAS_UBOOT */
(uint32_t) IMMRBAR,
#endif /* HAS_UBOOT */